题目内容
17.I was chatting with my friends on the Internet in my study my mother came in.( )| A. | while | B. | when | C. | as | D. | since |
分析 我在书房里从网上和朋友聊天,这时我妈妈进来了.
解答 答案:B.
while意思是"当…的时候"表两个动作同时进行;when意思是"这时突然"表示一个动作在进行的时候,;另一个动作突然发生了;as意思是"当…的时候"表一个动作发生在另一个动作过程当中;since意思是"自从…以来".根据"was chatting with my friends"以及"_____ my mother came in"我正在和朋友聊天的时候,这时突然妈妈进来了.故选B.
点评 首先要掌握这几个连词的意思以及用法,然后结合具体的题目,就可以确定正确答案.
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